Finding the Fourth Proportional to 2,729.35, 4,094.17 and 2,581.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,729.35 : 4,094.17 = 2,581.72 : x
2. Step 2: Convert to fraction form
   2,729.35/4,094.17 = 2,581.72/x
3. Step 3: Cross multiply
   2,729.35x = 4,094.17 × 2,581.72
4. Step 4: Simplify right side
   2,729.35x = 10,570,014.17
5. Step 5: Solve for x
   x = 10,570,014.17/2,729.35
6. Step 6: Final answer
   x = 3,872.73